108 lines
3.3 KiB
C++
108 lines
3.3 KiB
C++
/*
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Created on: Dec 13, 2019
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Copyright 2019 flyinghead
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This file is part of Flycast.
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Flycast is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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Flycast is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Flycast. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "vmu.h"
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#include "texture.h"
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#include "rend/gui.h"
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VulkanVMUs::~VulkanVMUs()
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{
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}
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const std::vector<vk::UniqueCommandBuffer>* VulkanVMUs::PrepareVMUs(vk::CommandPool commandPool)
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{
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VulkanContext *context = VulkanContext::Instance();
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commandBuffers.resize(context->GetSwapChainSize());
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commandBuffers[context->GetCurrentImageIndex()].clear();
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for (int i = 0; i < 8; i++)
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{
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std::unique_ptr<Texture>& texture = vmuTextures[i];
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if (!vmu_lcd_status[i])
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{
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texture.reset();
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continue;
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}
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if (!texture)
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texture = std::unique_ptr<Texture>(new Texture());
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else if (!vmu_lcd_changed[i])
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continue;
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texture->tex_type = TextureType::_8888;
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texture->SetDevice(context->GetDevice());
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texture->SetPhysicalDevice(context->GetPhysicalDevice());
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commandBuffers[context->GetCurrentImageIndex()].emplace_back(std::move(
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VulkanContext::Instance()->GetDevice().allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool, vk::CommandBufferLevel::ePrimary, 1))
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.front()));
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texture->SetCommandBuffer(*commandBuffers[context->GetCurrentImageIndex()].back());
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texture->UploadToGPU(48, 32, (u8*)vmu_lcd_data[i], false);
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texture->SetCommandBuffer(nullptr);
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vmu_lcd_changed[i] = false;
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}
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return &commandBuffers[context->GetCurrentImageIndex()];
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}
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void VulkanVMUs::DrawVMUs(vk::Extent2D viewport, float scaling)
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{
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f32 vmu_padding = 8.f * scaling;
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f32 vmu_height = 70.f * scaling;
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f32 vmu_width = 48.f / 32.f * vmu_height;
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VulkanContext *context = VulkanContext::Instance();
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vk::CommandBuffer commandBuffer = context->GetCurrentCommandBuffer();
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pipeline->BindPipeline(commandBuffer);
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float blendConstants[4] = { 0.75f, 0.75f, 0.75f, 0.75f };
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commandBuffer.setBlendConstants(blendConstants);
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QuadVertex vtx[] = {
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{ { -1.f, -1.f, 0.f }, { 0.f, 1.f } },
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{ { 1.f, -1.f, 0.f }, { 1.f, 1.f } },
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{ { -1.f, 1.f, 0.f }, { 0.f, 0.f } },
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{ { 1.f, 1.f, 0.f }, { 1.f, 0.f } },
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};
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for (int i = 0; i < 8; i++)
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{
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if (!vmuTextures[i])
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continue;
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f32 x;
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if (i & 2)
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x = viewport.width - vmu_padding - vmu_width;
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else
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x = vmu_padding;
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f32 y;
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if (i & 4)
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{
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y = viewport.height - vmu_padding - vmu_height;
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if (i & 1)
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y -= vmu_padding + vmu_height;
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}
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else
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{
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y = vmu_padding;
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if (i & 1)
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y += vmu_padding + vmu_height;
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}
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vk::Viewport viewport(x, y, vmu_width, vmu_height);
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commandBuffer.setViewport(0, 1, &viewport);
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commandBuffer.setScissor(0, vk::Rect2D(vk::Offset2D(x, y), vk::Extent2D(vmu_width, vmu_height)));
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drawers[i]->Draw(commandBuffer, vmuTextures[i]->GetImageView(), vtx, true);
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}
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}
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